EP 0495924 A4 19931215 - PROCESS FOR PRODUCING IMPROVED BUILDING MATERIAL AND PRODUCT THEREOF
Title (en)
PROCESS FOR PRODUCING IMPROVED BUILDING MATERIAL AND PRODUCT THEREOF
Publication
Application
Priority
US 41802789 A 19891010
Abstract (en)
[origin: WO9105644A1] A process for producing a paste of improved quality. In one aspect, the process comprises allowing hydraulic cement and water to mix sufficiently to reach early age equilibrium, exposing the mixing water and cementitious material to a carbon source selected from the group consisting of CO2, CO, carbonate salts, and mixtures thereof, and then allowing the resulting mixture to again reach early age equilibrium.
IPC 1-7
IPC 8 full level
C04B 40/02 (2006.01); B01F 7/00 (2006.01); B01F 7/16 (2006.01); B28B 11/24 (2006.01); B28C 5/00 (2006.01); B28C 5/38 (2006.01); C04B 7/52 (2006.01); C04B 22/00 (2006.01); C04B 38/00 (2006.01); C04B 40/00 (2006.01); C04B 40/06 (2006.01); B01F 5/00 (2006.01)
CPC (source: EP US)
B01F 27/50 (2022.01 - EP US); B01F 27/80 (2022.01 - EP US); B01F 27/86 (2022.01 - EP US); B28B 11/24 (2013.01 - EP US); B28B 11/245 (2013.01 - EP US); B28C 5/388 (2013.01 - EP US); C04B 7/527 (2013.01 - EP US); C04B 22/002 (2013.01 - EP US); C04B 40/00 (2013.01 - EP US); C04B 40/0616 (2013.01 - EP US); B01F 2025/91 (2022.01 - EP US); C04B 2103/0094 (2013.01 - EP US)
C-Set (source: EP US)
C04B 40/00 + C04B 28/02 + C04B 40/0028 + C04B 40/005 + C04B 40/0071 + C04B 40/0231
Citation (search report)
- [X] GB 1569511 A 19800618 - WESTVACO CORP
- [A] EP 0181261 A1 19860514 - CERIB [FR]
- [A] DE 323029 C 19200713 - JOHN FREDERICK BURN, et al
- [A] US 1986335 A 19350101 - KARL HALBACH
- See references of WO 9105644A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
WO 9105644 A1 19910502; AU 6750790 A 19910516; CA 2027216 A1 19910411; EP 0495924 A1 19920729; EP 0495924 A4 19931215; JP H07509413 A 19951019; US 5232496 A 19930803
DOCDB simple family (application)
US 9005811 W 19901009; AU 6750790 A 19901009; CA 2027216 A 19901010; EP 90917409 A 19901009; JP 50037690 A 19901009; US 41802789 A 19891010